<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="产品名称" prop="name">
        <el-input
          v-model="queryParams.name"
          placeholder="请输入产品名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="品牌名称" prop="brandId">
        <el-select
          v-model="queryParams.brandId"
          placeholder="请选择分类"
          clearable
          style="width: 120px">
          <el-option
            v-for="brand in brandList"
            :key="brand.id"
            :label="brand.name"
            :value="brand.id"/>
        </el-select>
      </el-form-item>
      <el-form-item label="分类名称" prop="categoryId">
        <el-select
          v-model="queryParams.categoryId"
          placeholder="请选择分类"
          clearable
          style="width: 120px">
          <el-option
            v-for="category in categoryList"
            :key="category.id"
            :label="category.name"
            :value="category.id"/>
        </el-select>
      </el-form-item>
      <el-form-item label="是否显示" prop="isShow">
        <el-select
          v-model="queryParams.isShow"
          placeholder="是否显示"
          clearable
          style="width: 120px">
          <el-option
            :key="0"
            label="不显示"
            :value="0"/>
          <el-option
            :key="1"
            label="显示"
            :value="1"/>
        </el-select>
      </el-form-item>

      <el-form-item label="是否上架" prop="isMarketable">
        <el-select
          v-model="queryParams.isMarketable"
          placeholder="是否上架"
          clearable
          style="width: 120px">
          <el-option
            :key="0"
            label="下架"
            :value="0"/>
          <el-option
            :key="1"
            label="上架"
            :value="1"/>
        </el-select>
      </el-form-item>

      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:product:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['system:product:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['system:product:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['system:product:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="productList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="序号" align="center" type="index" />
      <el-table-column label="产品名称" align="center" prop="name" />
      <el-table-column label="分类名称" align="center" prop="categoryId" >
        <template slot-scope="scope">
          <span v-for="category in categoryList">
            <span v-if="category.id == scope.row.categoryId">{{category.name}}</span>
          </span>
        </template>
      </el-table-column>
      <el-table-column label="品牌名称" align="center" prop="brandId" >
        <template slot-scope="scope">
          <span v-for="brand in brandList">
            <span v-if="brand.id == scope.row.brandId">{{brand.name}}</span>
          </span>
        </template>
      </el-table-column>
      <el-table-column label="是否显示" align="center" prop="isShow" >
        <template slot-scope="scope">
          <span v-if="scope.row.isShow == '0'">不显示</span>
          <span  v-else-if="scope.row.isShow == '1'">显示</span>
        </template>
      </el-table-column>
      <el-table-column label="是否上架" align="center" prop="isMarketable" >
        <template slot-scope="scope">
          <span v-if="scope.row.isMarketable == '0'">下架</span>
          <span  v-else-if="scope.row.isMarketable == '1'">上架</span>
        </template>
      </el-table-column>
      <el-table-column label="实际浏览次数" align="center" prop="actulNum" />
      <el-table-column label="浏览次数" align="center" prop="viewNum" />
      <el-table-column label="产品销量" align="center" prop="saleNum" />
      <el-table-column label="产品库存" align="center" prop="store" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:product:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:product:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改产品列表对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="800px" append-to-body :close-on-click-modal="false">
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-row>
          <el-col :span="12">
            <el-form-item label="产品名称" prop="name">
              <el-input v-model="form.name" placeholder="请输入产品名称" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="浏览次数" prop="viewNum">
              <el-input v-model="form.viewNum" placeholder="请输入浏览次数" />
            </el-form-item>
          </el-col>
        </el-row>

        <el-row>
          <el-col :span="12">
            <el-form-item label="分类名称" prop="categoryId">
              <el-select
                v-model="form.categoryId"
                placeholder="请选择分类"
                clearable>
                <el-option
                  v-for="category in categoryList"
                  :key="category.id"
                  :label="category.name"
                  :value="category.id"/>
              </el-select>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="品牌名称" prop="brandId">
              <el-select
                v-model="form.brandId"
                placeholder="请选择品牌"
                clearable>
                <el-option
                  v-for="brand in brandList"
                  :key="brand.id"
                  :label="brand.name"
                  :value="brand.id"/>
              </el-select>
            </el-form-item>
          </el-col>
        </el-row>

        <el-row>
          <el-col :span="12">
            <el-form-item label="产品销量" prop="saleNum">
              <el-input v-model="form.saleNum" placeholder="请输入产品销量" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="产品库存" prop="store">
              <el-input v-model="form.store" placeholder="请输入产品库存" />
            </el-form-item>
          </el-col>
        </el-row>

        <el-row>
          <el-col :span="8">
            <el-form-item label="是否显示" prop="isShow">
              <el-select
                v-model="form.isShow"
                placeholder="是否显示"
                clearable
                style="width: 120px">
                <el-option
                  :key="'1'"
                  label="显示"
                  :value="'1'"
                  />
                <el-option
                  :key="'0'"
                  label="不显示"
                  :value="'0'"/>
              </el-select>
            </el-form-item>
          </el-col>
          <el-col :span="8">
            <el-form-item label="是否上架" prop="isMarketable">
              <el-select
                v-model="form.isMarketable"
                placeholder="是否上架"
                clearable
                style="width: 120px">
                <el-option
                  :key="'1'"
                  label="上架"
                  :value="'1'"/>
                <el-option
                  :key="'0'"
                  label="下架"
                  :value="'0'"/>
              </el-select>
            </el-form-item>
          </el-col>
        </el-row>

        <el-form-item label="产品图片">
          <ImageUpload placeholder="上传图片"  ref="imageUpload" />
        </el-form-item>

        <el-form-item label="产品描述">
          <editor v-model="form.content" :min-height="192"/>
        </el-form-item>

      </el-form>

      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listProduct, getProduct, delProduct, addProduct, updateProduct } from "@/api/system/product";
import { listCategoryAll } from "@/api/system/category";
import { listBrandAll } from "@/api/system/brand";
// 图片上传组件
import ImageUpload from "@/components/ImageUpload";

export default {
  name: "Product",
  components: {"imageUpload": ImageUpload},
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 产品列表表格数据
      productList: [],
      // 分类列表数据
      categoryList: [],
      // 品牌列表数据
      brandList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        name: null,
        categoryId: null,
        brandId: null,
        isShow: null,
        isDelete: null,
        isMarketable: null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        categoryId: [
          { required: true, message: "分类名称不能为空", trigger: "blur" }
        ],
        brandId: [
          { required: true, message: "品牌名称不能为空", trigger: "blur" }
        ],
      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询产品列表列表 */
    getList() {
      // 查询产品列表
      this.loading = true;
      listProduct(this.queryParams).then(response => {
        this.productList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
      // 查询所有分类数据
      listCategoryAll().then(response => {
        this.categoryList = response.rows;
      });

      // 查询所有的品牌数据
      listBrandAll().then(response => {
        this.brandList = response.rows;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        name: null,
        categoryId: null,
        brandId: null,
        isShow: null,
        isMarketable: null,
        viewNum: null,
        content: null,
        saleNum: null,
        store: null,
        imageList: null
      };
      // 重置上传图片数据
      if( this.$refs.imageUpload != undefined){
        this.$refs.imageUpload.fileList = [];
      }
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加产品列表";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getProduct(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改产品列表";

        // 显示用户已经上传的图片
        this.$nextTick( () => {
          this.form.imageList.forEach((item) => {
            this.$refs.imageUpload.fileList.push({url: item});
          })
        })

      });
    },
    /** 提交按钮 */
    submitForm() {
      // 将上传的图片数据赋值给form数据模型
      this.form.imageList = [];
      this.$refs.imageUpload.fileList.forEach((item) => {
        this.form.imageList.push(item.url);
      })
      console.log(this.form.content);
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateProduct(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addProduct(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除产品列表编号为"' + ids + '"的数据项？').then(function() {
        return delProduct(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('system/product/export', {
        ...this.queryParams
      }, `product_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
